EC2 Instance Storage Flashcards
1
Q
AMI (Amazon Machine Image)
A
- Customization of an EC2 instance
- Faster boot time
- Built for specific region (Can be copied across regions)
2
Q
AMI Instance Types
A
- Public AMI (AWS provided)
- Custom AMI (Yourself)
- AWS Marketplace AMI (made/sold by someone else)
3
Q
AMI Process
A
- Start an EC2 instance and customize it
- Stop the instance (check for data integrity)
- Build an AMI (creates EBS snapshot)
- Launch instances from other AMIs
4
Q
EC2 Image Builder
A
- Automate creation of VM or container images
- Automate create, maintain, validate, and test EC2 AMI
- Can be run on a schedule
- Free service, only pay for underlying resources
5
Q
EC2 Instance Store
A
- High-performance hardware disk
- Physical drive
- Better I/O performance
- Ephemeral (Store is lost if EC2 stopped)
*Backups important
6
Q
EC2 Instance Sore use case
A
- Need high-performance storage
- Good for
Buffer
Cache
Scratch data
Temp content - Risk of data loss
7
Q
EFS (Elastic File System)
A
- Managed network file system
- Mounted to 100s of EC2
- Works with Linux instances across AZ
- Highly available, scalable, pay by
space used, no capacity planning - Expensive (3x gp2)
8
Q
EFS-IA (Infrequent Access)
A
- Storage class cost-optimized for files not accessed everyday
- Up to 92% lower cost
- Automatically move files to EFS-IA based on last time accessed
- Enable with a Lifecycle Policy
9
Q
Amazon FSx
A
- Launch 3rd party high-performance files systems on AWS
- Fully managed service
10
Q
Amazon FSx for Windows File Server
A
- Fully managed, highly reliable, and scalable Windows native shared file system
- Built on Windows File Server
- Supports SMB protocol & Win NTFS
- Integration with MS Active Directory
- Can be accessed from AWS or on-prem infrastructure
11
Q
Amazon FSx for Lustre
A
- Fully manage, high-performance, scalable file storage for High Performance Computing (HPC)
- Scales up to 100s GB/s, millions of IOPS, sub ms latencies
